Vovototo kawoe le ŋusẽ si dzoxɔxɔ si me keklẽŋusẽ si woyɔna be infrared kpɔna ɖe dzoxɔxɔ si tso ya dzodzoe si le tsatsam dzi kpɔna ɖe silicon-nulénu si wotsɔ blaa nu ƒe wɔwɔme si wotsɔ ƒo ƒui ƒe ɖekawɔwɔ dzi?

I. Vovototo Veviwo le Dzoxɔxɔ ƒe Mɔnuwo Kple Dzoxɔxɔ ƒe Agblewo Me

1. Ya Dzodzoe ƒe Tsitretsitsi Dzoxɔxɔ: Convection–Conduction, Fafɛ kple Ŋgɔyiyi

Abe alesi wòde dzesii ene la,... PTFE dzoxɔxɔ gã tape wɔla, wotsɔa dzoxɔxɔ toa ya dzodzoe ƒe ʋuʋu dzi yia adhesive layer ƒe anyime, eye emegbe wotsɔa wo yia eme tso anyigba dzi to dzoxɔxɔ ƒe ʋuʋu me. Silicone-nulénu siwo wotsɔna léa nu ɖe ​​nu ŋu ƒe dzoxɔxɔ ƒe tsɔtsɔme le sue ŋutɔ (anɔ abe 0.2 W/m·K ene), eyata dzoxɔxɔ ƒe tɔtrɔ le gota kple eme dome nye nusi womate ŋu aƒo asa na o. Gake ʋuʋudedi sia le titina vie, si tsi tre ɖi na dzoxɔxɔ ƒe nɔnɔme si da sɔ le xexeame katã si me dzoxɔxɔ ƒe tsɔtsɔme le blewu.

2. Infrared Kekeli Dzoxɔxɔ: Kekeli–Absorption, Anyigba-Kpɔɖeŋu

Atike siwo le silicone-nulénu (abe Si–O ene) me xɔa ŋusẽ si me dzoxɔxɔ mele o. Zi geɖe la, ŋusẽa xɔa anyigba ƒe ƒuƒoƒo si me goglo ŋutɔ (le micrometers va ɖo milimeta ƒe ɖoɖo nu) la me vevie eye wòtrɔna zua dzoxɔxɔ, si emegbe wotsɔa dzoxɔxɔa yia eme, si wɔnɛ be dzoxɔxɔ ƒe dzidzeme si le gbadzaa 'anyigba dzi yi ememe' dona. Ne ƒutsotsoe ƒe didime sɔ kple nusi le anyigba ƒe xɔxlɔ̃ ƒe taƒoƒo bliboe ko hafi woate ŋu akpɔ 'volumetric' dzoxɔxɔ le eme kple egodo le ɣeyiɣi ɖeka me.

3. Dzoxɔxɔ ƒe Agble ƒe Nɔnɔmewo tsɔtsɔ sɔ kple wo nɔewo

Ya dzodzoe ƒe tsatsam naa dzoxɔxɔ ƒe teƒe si sɔ le teƒea si trɔna blewu le ɣeyiɣi aɖe megbe. Gake keklẽŋusẽ si woyɔna be infrared ɖoa dzoxɔxɔ gã si nɔa anyi ɣeyiɣi kpui aɖe ƒe teƒe si mewɔ ɖeka kura o la anyi bɔbɔe le eƒe titrime ƒe mɔ dzi.

II. Teƒe ƒe Mama Ðekawɔwɔ le Crosslink Density me

1. Ya Dzodzoe ƒe Tsitretsitsi: Gbeɖiɖi si le titina, Atitsoga ƒe Akpa Ðekawɔwɔ

Dzoxɔxɔ si dzina ɖe edzi blewu la wɔnɛ be nusi wotsɔ léa nu ɖe ​​nu ŋu ƒe akpa ememe kple egodo gena ɖe vulcanization ƒe dzoxɔxɔ ƒe domedome le ɣeyiɣi ɖeka kloe me. Crosslinking reaction yia edzi le ɣeyiɣi ɖeka me le yamenutome, si wɔnɛ be crosslink density mama ɖeka le titrime ƒe mɔ dzi, kple network ƒe wɔwɔme bliboa si mewɔa tɔtrɔ o eye nuto ɖedzesi aɖeke meli over-crosslinking alo under-crosslinking o.

2. Infrared Radiation: Anyigbadzi Dada, Ememe Under-Cured, Steep Gradient

Yame ƒe xɔxlɔ̃ sesẽ nana be anyigba ƒe akpa si le edzi la ɖoa dzoxɔxɔ gã gbɔ enumake eye wòwua crosslinking kabakaba, si wɔnɛ be ŋutigbalẽ si le ʋeʋẽm si woda gbe le. Nu sia si woda gbe le la wɔa dɔ abe dzoxɔxɔ ƒe mɔxenu ene, si xea mɔ na dzoxɔxɔ ƒe gege ɖe eme eye wògblẽa akpa si le eme la ɖe dzoxɔxɔ si bɔbɔ me hena ɣeyiɣi didi aɖe. Nusi dona tso eme mamlɛtɔe nye gradient structure si me crosslink density dzi ɖena kpɔtɔna ŋutɔ tso anyigba dzi yi eme, si ɖea ɖekawɔwɔ si mesɔ kura o fiana.

3. Ŋusẽkpɔɖeamedzi si Le Ŋutilã si Woda

Menye ɖeko anyigba ƒe akpa si le edzi ƒe dɔyɔyɔ kaba xea mɔ na dzoxɔxɔ ƒe tsɔtsɔ ko o, ke exea mɔ na eƒe sesẽme hã, si xea mɔ na dzoxɔxɔ si kplɔe ɖo le ememe dɔyɔyɔ me. Esia gagblẽa xɔtuɖoɖo ƒe ɖekawɔwɔ me ɖe edzi eye wòhea ememe nuteɖeamedziwo vɛ.

III. Microscopic Network ƒe Nuteƒewɔwɔ Kple Gblẽƒewo Dzi Kpɔkpɔ

1. Ya Dzodzoe ƒe Tsitretsitsi: Synchronous Network Development, Gbɔdzɔgbɔdzɔ ʋɛ aɖewo

Dzoxɔxɔ blewu kple ɖekawɔwɔ bliboa na be crosslinking reaction la yia edzi le ɣeyiɣi ɖeka me eye wòyia edzi vivivi le adhesive layer bliboa me. Ɣeyiɣi si sɔ le molecule kɔsɔkɔsɔwo si na nɔnɔme ƒe ɖiɖiɖeme, si wɔnɛ be woate ŋu awɔ network nyuitɔ si me crosslinking points siwo woma ɖekae, network kɔsɔkɔsɔ siwo woɖo ɖe ɖoɖo nyui nu, kple nusiwo gblẽ le wo ŋu ʋɛ aɖewo, tsɔ kpe ɖe ememe nuteɖeamedzi sue aɖe ko ŋu.

2. Infrared Radiation: Ete ŋu ɖea Akpawo ƒe Mamã Kple Nuteɖeamedzi ƒe Ʋuʋu

Dzoxɔxɔ ƒe ʋuʋu sesĩe kple vovototodedeameme ƒe dɔyɔyɔ ƒe agbɔsɔsɔme ate ŋu ahe dzoxɔxɔ ƒe nuteɖeamedzi gãwo kple dɔyɔyɔ ƒe nuteɖeamedziwo vɛ. Gelation kabakaba si le anyigba ƒe ƒuƒoƒoa me 'freezes' volume la; ne ememe la haya emegbe la, eƒe ɖeɖekpɔkpɔ xea mɔ na eƒe gogloƒe ƒe ƒuƒoƒo, si wɔnɛ be nuteɖeamedzi geɖe nɔa dometsotsoa me eye wòdzea gbagbã suesuesuewo gɔ̃ hã gɔme. Le ɣeyiɣi sia me la, ƒuƒoƒo siwo wɔa dɔ ƒe zazã si mesɔ o naa 'nuto sesẽwo' siwo me crosslink sɔ gbɔ ɖo kple 'nuto fafɛ siwo me crosslink mele o,' hea nusuekpɔmɔ̃ ƒe akpawo ƒe mama vɛ eye wògblẽa network ƒe ɖekawɔwɔ me.

3. Nusiwo doa kplamatse nusiwo tso Byproduct alo Solvent Outgassing gbɔ

Ya dzodzoe ƒe dzoxɔxɔ si dzina ɖe edzi blewu la wɔnɛ be nu suesuesue siwo dona tso eme (abe aha alo tsi si silicone siwo da dɔ le tsidzadza me ɖena ɖe go ene) te ŋu kakana eye wodzona faa, si wɔnɛ be kuɖɔ ƒe dzɔdzɔ ƒoa asa na. Gake infrared curing te ŋu xea mɔ na outgassing channels ŋutɔ le esi anyigba ƒe dɔwɔwɔ kaba ta, si wɔnɛ be bubbles alo porous voids siwo gblẽa crosslinked network ƒe macroscopic density me tẽ.

IV. Nyataƒoƒo: Vovototo Siwo Le Ðekawɔwɔ Kple Wo Zazã ƒe Tiatiawɔblɔɖe ƒe Vevienyenye

Dɔyɔyɔmɔnu eveawo kpɔa ŋusẽ ɖe crosslinked structure ƒe ɖekawɔwɔ dzi si tsi tre ɖe wo nɔewo ŋu ŋutɔ. Ya dzodzoe ƒe tsatsam tsɔa dɔwɔwɔ nyuie dzraa dzoxɔxɔ ƒe ʋuʋu-ʋuʋu, si dzi woate ŋu aɖu, kple dzoxɔxɔ si sɔ gbɔ, si naa kakaɖedzi be crosslink density ɖeka le titrime ƒe mɔ dzi kple nusuekpɔmɔ̃ blibo. Enye tiatia si womate ŋu aƒo asa na o na dɔwɔwɔ siwo bia kakaɖedzi gã kple xɔtuɖoɖo ƒe ɖekawɔwɔ, abe zewo kple nusiwo wotsɔ blaa nu siwo le ɣie ene. To vovo na ema la, keklẽŋusẽ si woyɔna be infrared, le ŋusẽ si woɖena ɖe go le anyigba dzi ta la, le dzɔdzɔme nu la, dina be yeawɔ dzoxɔxɔ kple dɔyɔyɔ ƒe agble siwo mesɔ o, si wɔnɛ be xɔtunu siwo wotsɔ ƒo ƒu ɖe wo nɔewo ŋu le zɔzɔm kple nɔnɔme madeamedzi vovovowo dona bɔbɔe. Eƒe dɔwɔwɔ ƒe fesre le kpuie ŋutɔ, si wɔe be esɔ koŋ na nusiwo wotsɔ blaa nu tsɛwo (micron-scale) ƒe dɔyɔyɔ kabakaba le afisiwo womehiã be woawɔ ɖeka le o. Tiatia si le wo ame evea dome la nye asitsatsa le 'dɔwɔwɔ nyuie' kple 'ɖekawɔwɔ.' dome koŋ.

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